EP2650843A4 - Image processor, lighting processor and method therefor - Google Patents

Image processor, lighting processor and method therefor Download PDF

Info

Publication number
EP2650843A4
EP2650843A4 EP11847213.3A EP11847213A EP2650843A4 EP 2650843 A4 EP2650843 A4 EP 2650843A4 EP 11847213 A EP11847213 A EP 11847213A EP 2650843 A4 EP2650843 A4 EP 2650843A4
Authority
EP
European Patent Office
Prior art keywords
processor
method therefor
lighting
image processor
image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP11847213.3A
Other languages
German (de)
French (fr)
Other versions
EP2650843A2 (en
Inventor
Hyun Jung Shim
Do Kyoon Kim
Tae Hyun Rhee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP2650843A2 publication Critical patent/EP2650843A2/en
Publication of EP2650843A4 publication Critical patent/EP2650843A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/40—Analysis of texture
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G06T15/506—Illumination models
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T19/00—Manipulating 3D models or images for computer graphics
    • G06T19/006—Mixed reality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10028—Range image; Depth image; 3D point clouds

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Graphics (AREA)
  • Software Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Geometry (AREA)
  • Image Processing (AREA)
  • Image Generation (AREA)
  • Processing Or Creating Images (AREA)
  • Image Analysis (AREA)
EP11847213.3A 2010-12-09 2011-12-09 Image processor, lighting processor and method therefor Withdrawn EP2650843A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US42135410P 2010-12-09 2010-12-09
KR20110003885 2011-01-14
PCT/KR2011/009506 WO2012078006A2 (en) 2010-12-09 2011-12-09 Image processor, lighting processor and method therefor
KR1020110131598A KR101885090B1 (en) 2010-12-09 2011-12-09 Image processing apparatus, apparatus and method for lighting processing

Publications (2)

Publication Number Publication Date
EP2650843A2 EP2650843A2 (en) 2013-10-16
EP2650843A4 true EP2650843A4 (en) 2018-03-28

Family

ID=46684677

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11847213.3A Withdrawn EP2650843A4 (en) 2010-12-09 2011-12-09 Image processor, lighting processor and method therefor

Country Status (6)

Country Link
US (1) US9563959B2 (en)
EP (1) EP2650843A4 (en)
JP (1) JP5795384B2 (en)
KR (1) KR101885090B1 (en)
CN (1) CN103262126B (en)
WO (1) WO2012078006A2 (en)

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JP6010004B2 (en) * 2013-09-02 2016-10-19 日本電信電話株式会社 Image processing apparatus, image processing method, and image processing program
CA2931529C (en) * 2013-11-27 2022-08-23 Children's National Medical Center 3d corrected imaging
WO2015122143A1 (en) 2014-02-13 2015-08-20 日本電気株式会社 Communication system, communication apparatus, communication method, and nontemporary computer readable medium on which program has been stored
CN104933390B (en) * 2014-03-19 2018-02-13 富士通株式会社 Generate the method, apparatus and electronic equipment of skin image
KR102273020B1 (en) * 2014-06-18 2021-07-05 삼성전자주식회사 Method and appartus for registering medical images
EP3057067B1 (en) * 2015-02-16 2017-08-23 Thomson Licensing Device and method for estimating a glossy part of radiation
KR101863648B1 (en) * 2017-01-11 2018-06-04 대양의료기(주) Apparatus and method for diagnosticating scoliosis
KR102559202B1 (en) * 2018-03-27 2023-07-25 삼성전자주식회사 Method and apparatus for 3d rendering
CN110533707B (en) 2018-05-24 2023-04-14 微软技术许可有限责任公司 Illumination estimation
CN111612882B (en) 2020-06-10 2023-04-07 腾讯科技（深圳）有限公司 Image processing method, image processing device, computer storage medium and electronic equipment

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JP2004021388A (en) * 2002-06-13 2004-01-22 Nippon Hoso Kyokai <Nhk> Image processor and photographing system equipped therewith
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US7262771B2 (en) 2003-10-10 2007-08-28 Microsoft Corporation Systems and methods for all-frequency relighting using spherical harmonics and point light distributions
JP4394122B2 (en) * 2004-06-16 2010-01-06 有限会社テクノドリーム二十一 Method of real-time rendering performed by sampling reflection characteristics of object surface and method of converting texture size
KR100609145B1 (en) 2004-12-20 2006-08-08 한국전자통신연구원 Rendering Apparatus and Method for real-time global illumination in real light environment
CN100492409C (en) * 2005-06-03 2009-05-27 日本电气株式会社 Image processing system, 3-dimensional shape estimation system, object position posture estimation system, and image generation system
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Non-Patent Citations (3)

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Title
SATO I ET AL: "Illumination distribution from brightness in shadows: Adaptive estimation of illumination distribution with unknown reflectance properties in shadow regions", COMPUTER VISION, 1999. THE PROCEEDINGS OF THE SEVENTH IEEE INTERNATION AL CONFERENCE ON KERKYRA, GREECE 20-27 SEPT. 1999, LOS ALAMITOS, CA, USA,IEEE COMPUT. SOC, US, vol. 2, 20 September 1999 (1999-09-20), pages 875 - 882, XP010350514, ISBN: 978-0-7695-0164-2 *
XIE F ET AL: "Estimating Illumination Parameters Using Spherical Harmonics Coefficients in Frequency Space", TSINGHUA SCIENCE AND TECHNOLOGY, TSINGHUA UNIVERSITY PRESS, BEIJING, CN, vol. 12, no. 1, 1 February 2007 (2007-02-01), pages 44 - 50, XP022933210, ISSN: 1007-0214, [retrieved on 20070201], DOI: 10.1016/S1007-0214(07)70007-X *
XU S ET AL: "Recovering surface reflectance and multiple light locations and intensities from image data", PATTERN RECOGNITION LETTERS, ELSEVIER, AMSTERDAM, NL, vol. 29, no. 11, 1 August 2008 (2008-08-01), pages 1639 - 1647, XP022762716, ISSN: 0167-8655, [retrieved on 20080426], DOI: 10.1016/J.PATREC.2008.04.007 *

Also Published As

Publication number Publication date
WO2012078006A3 (en) 2012-10-04
KR101885090B1 (en) 2018-08-03
CN103262126A (en) 2013-08-21
CN103262126B (en) 2016-10-12
EP2650843A2 (en) 2013-10-16
KR20120064641A (en) 2012-06-19
WO2012078006A2 (en) 2012-06-14
JP2014502741A (en) 2014-02-03
US9563959B2 (en) 2017-02-07
US20130251243A1 (en) 2013-09-26
JP5795384B2 (en) 2015-10-14

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